2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
23 * OTHER DEALINGS IN THE SOFTWARE.
32 #include "bufferobj.h"
34 struct gl_vertex_array
;
38 * Returns a pointer to the vertex attribute data in a client array,
39 * or the offset into the vertex buffer for an array that resides in
42 static inline const GLubyte
*
43 _mesa_vertex_attrib_address(const struct gl_array_attributes
*array
,
44 const struct gl_vertex_buffer_binding
*binding
)
46 if (_mesa_is_bufferobj(binding
->BufferObj
))
47 return (const GLubyte
*) (binding
->Offset
+ array
->RelativeOffset
);
53 * Sets the fields in a gl_vertex_array to values derived from a
54 * gl_vertex_attrib_array and a gl_vertex_buffer_binding.
57 _mesa_update_client_array(struct gl_context
*ctx
,
58 struct gl_vertex_array
*dst
,
59 const struct gl_array_attributes
*src
,
60 const struct gl_vertex_buffer_binding
*binding
)
62 dst
->Size
= src
->Size
;
63 dst
->Type
= src
->Type
;
64 dst
->Format
= src
->Format
;
65 dst
->StrideB
= binding
->Stride
;
66 dst
->Ptr
= _mesa_vertex_attrib_address(src
, binding
);
67 dst
->Normalized
= src
->Normalized
;
68 dst
->Integer
= src
->Integer
;
69 dst
->Doubles
= src
->Doubles
;
70 dst
->InstanceDivisor
= binding
->InstanceDivisor
;
71 dst
->_ElementSize
= src
->_ElementSize
;
72 _mesa_reference_buffer_object(ctx
, &dst
->BufferObj
, binding
->BufferObj
);
76 _mesa_attr_zero_aliases_vertex(struct gl_context
*ctx
)
78 const bool is_forward_compatible_context
=
79 ctx
->Const
.ContextFlags
& GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT
;
81 /* In OpenGL 3.1 attribute 0 becomes non-magic, just like in OpenGL ES
82 * 2.0. Note that we cannot just check for API_OPENGL_COMPAT here because
83 * that will erroneously allow this usage in a 3.0 forward-compatible
86 return (ctx
->API
== API_OPENGLES
87 || (ctx
->API
== API_OPENGL_COMPAT
88 && !is_forward_compatible_context
));
92 _mesa_update_array_format(struct gl_context
*ctx
,
93 struct gl_vertex_array_object
*vao
,
94 GLuint attrib
, GLint size
, GLenum type
,
95 GLenum format
, GLboolean normalized
,
96 GLboolean integer
, GLboolean doubles
,
97 GLuint relativeOffset
);
100 _mesa_enable_vertex_array_attrib(struct gl_context
*ctx
,
101 struct gl_vertex_array_object
*vao
,
105 _mesa_bind_vertex_buffer(struct gl_context
*ctx
,
106 struct gl_vertex_array_object
*vao
,
108 struct gl_buffer_object
*vbo
,
109 GLintptr offset
, GLsizei stride
);
111 extern void GLAPIENTRY
112 _mesa_VertexPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
114 extern void GLAPIENTRY
115 _mesa_VertexPointer(GLint size
, GLenum type
, GLsizei stride
,
118 extern void GLAPIENTRY
119 _mesa_NormalPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
120 extern void GLAPIENTRY
121 _mesa_NormalPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
123 extern void GLAPIENTRY
124 _mesa_ColorPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
126 extern void GLAPIENTRY
127 _mesa_ColorPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
130 extern void GLAPIENTRY
131 _mesa_IndexPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
132 extern void GLAPIENTRY
133 _mesa_IndexPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
136 extern void GLAPIENTRY
137 _mesa_TexCoordPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
139 extern void GLAPIENTRY
140 _mesa_TexCoordPointer(GLint size
, GLenum type
, GLsizei stride
,
144 extern void GLAPIENTRY
145 _mesa_EdgeFlagPointer_no_error(GLsizei stride
, const GLvoid
*ptr
);
146 extern void GLAPIENTRY
147 _mesa_EdgeFlagPointer(GLsizei stride
, const GLvoid
*ptr
);
150 extern void GLAPIENTRY
151 _mesa_VertexPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
152 GLsizei count
, const GLvoid
*ptr
);
155 extern void GLAPIENTRY
156 _mesa_NormalPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
160 extern void GLAPIENTRY
161 _mesa_ColorPointerEXT(GLint size
, GLenum type
, GLsizei stride
, GLsizei count
,
165 extern void GLAPIENTRY
166 _mesa_IndexPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
170 extern void GLAPIENTRY
171 _mesa_TexCoordPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
172 GLsizei count
, const GLvoid
*ptr
);
175 extern void GLAPIENTRY
176 _mesa_EdgeFlagPointerEXT(GLsizei stride
, GLsizei count
, const GLboolean
*ptr
);
178 extern void GLAPIENTRY
179 _mesa_FogCoordPointer_no_error(GLenum type
, GLsizei stride
,
181 extern void GLAPIENTRY
182 _mesa_FogCoordPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
185 extern void GLAPIENTRY
186 _mesa_SecondaryColorPointer_no_error(GLint size
, GLenum type
,
187 GLsizei stride
, const GLvoid
*ptr
);
188 extern void GLAPIENTRY
189 _mesa_SecondaryColorPointer(GLint size
, GLenum type
,
190 GLsizei stride
, const GLvoid
*ptr
);
193 extern void GLAPIENTRY
194 _mesa_PointSizePointerOES_no_error(GLenum type
, GLsizei stride
,
196 extern void GLAPIENTRY
197 _mesa_PointSizePointerOES(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
200 extern void GLAPIENTRY
201 _mesa_VertexAttribPointer_no_error(GLuint index
, GLint size
, GLenum type
,
202 GLboolean normalized
, GLsizei stride
,
203 const GLvoid
*pointer
);
204 extern void GLAPIENTRY
205 _mesa_VertexAttribPointer(GLuint index
, GLint size
, GLenum type
,
206 GLboolean normalized
, GLsizei stride
,
207 const GLvoid
*pointer
);
210 _mesa_VertexAttribIPointer_no_error(GLuint index
, GLint size
, GLenum type
,
211 GLsizei stride
, const GLvoid
*ptr
);
213 _mesa_VertexAttribIPointer(GLuint index
, GLint size
, GLenum type
,
214 GLsizei stride
, const GLvoid
*ptr
);
216 extern void GLAPIENTRY
217 _mesa_VertexAttribLPointer_no_error(GLuint index
, GLint size
, GLenum type
,
218 GLsizei stride
, const GLvoid
*pointer
);
219 extern void GLAPIENTRY
220 _mesa_VertexAttribLPointer(GLuint index
, GLint size
, GLenum type
,
221 GLsizei stride
, const GLvoid
*pointer
);
223 extern void GLAPIENTRY
224 _mesa_EnableVertexAttribArray(GLuint index
);
227 extern void GLAPIENTRY
228 _mesa_EnableVertexArrayAttrib(GLuint vaobj
, GLuint index
);
231 extern void GLAPIENTRY
232 _mesa_DisableVertexAttribArray(GLuint index
);
235 extern void GLAPIENTRY
236 _mesa_DisableVertexArrayAttrib(GLuint vaobj
, GLuint index
);
239 extern void GLAPIENTRY
240 _mesa_GetVertexAttribdv(GLuint index
, GLenum pname
, GLdouble
*params
);
242 extern void GLAPIENTRY
243 _mesa_GetVertexAttribfv(GLuint index
, GLenum pname
, GLfloat
*params
);
245 extern void GLAPIENTRY
246 _mesa_GetVertexAttribLdv(GLuint index
, GLenum pname
, GLdouble
*params
);
248 extern void GLAPIENTRY
249 _mesa_GetVertexAttribiv(GLuint index
, GLenum pname
, GLint
*params
);
251 extern void GLAPIENTRY
252 _mesa_GetVertexAttribLui64vARB(GLuint index
, GLenum pname
, GLuint64EXT
*params
);
255 extern void GLAPIENTRY
256 _mesa_GetVertexAttribIiv(GLuint index
, GLenum pname
, GLint
*params
);
259 extern void GLAPIENTRY
260 _mesa_GetVertexAttribIuiv(GLuint index
, GLenum pname
, GLuint
*params
);
263 extern void GLAPIENTRY
264 _mesa_GetVertexAttribPointerv(GLuint index
, GLenum pname
, GLvoid
**pointer
);
268 _mesa_GetVertexArrayIndexediv(GLuint vaobj
, GLuint index
,
269 GLenum pname
, GLint
*param
);
273 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj
, GLuint index
,
274 GLenum pname
, GLint64
*param
);
277 extern void GLAPIENTRY
278 _mesa_InterleavedArrays(GLenum format
, GLsizei stride
, const GLvoid
*pointer
);
281 extern void GLAPIENTRY
282 _mesa_MultiDrawArrays( GLenum mode
, const GLint
*first
,
283 const GLsizei
*count
, GLsizei primcount
);
285 extern void GLAPIENTRY
286 _mesa_MultiDrawElementsEXT( GLenum mode
, const GLsizei
*count
, GLenum type
,
287 const GLvoid
**indices
, GLsizei primcount
);
289 extern void GLAPIENTRY
290 _mesa_MultiDrawElementsBaseVertex( GLenum mode
,
291 const GLsizei
*count
, GLenum type
,
292 const GLvoid
**indices
, GLsizei primcount
,
293 const GLint
*basevertex
);
295 extern void GLAPIENTRY
296 _mesa_MultiModeDrawArraysIBM( const GLenum
* mode
, const GLint
* first
,
297 const GLsizei
* count
,
298 GLsizei primcount
, GLint modestride
);
301 extern void GLAPIENTRY
302 _mesa_MultiModeDrawElementsIBM( const GLenum
* mode
, const GLsizei
* count
,
303 GLenum type
, const GLvoid
* const * indices
,
304 GLsizei primcount
, GLint modestride
);
306 extern void GLAPIENTRY
307 _mesa_LockArraysEXT(GLint first
, GLsizei count
);
309 extern void GLAPIENTRY
310 _mesa_UnlockArraysEXT( void );
313 extern void GLAPIENTRY
314 _mesa_DrawArrays(GLenum mode
, GLint first
, GLsizei count
);
316 extern void GLAPIENTRY
317 _mesa_DrawArraysInstanced(GLenum mode
, GLint first
, GLsizei count
,
320 extern void GLAPIENTRY
321 _mesa_DrawElements(GLenum mode
, GLsizei count
, GLenum type
,
322 const GLvoid
*indices
);
324 extern void GLAPIENTRY
325 _mesa_DrawRangeElements(GLenum mode
, GLuint start
, GLuint end
, GLsizei count
,
326 GLenum type
, const GLvoid
*indices
);
328 extern void GLAPIENTRY
329 _mesa_DrawElementsBaseVertex(GLenum mode
, GLsizei count
, GLenum type
,
330 const GLvoid
*indices
, GLint basevertex
);
332 extern void GLAPIENTRY
333 _mesa_DrawRangeElementsBaseVertex(GLenum mode
, GLuint start
, GLuint end
,
334 GLsizei count
, GLenum type
,
335 const GLvoid
*indices
,
338 extern void GLAPIENTRY
339 _mesa_DrawTransformFeedback(GLenum mode
, GLuint name
);
341 extern void GLAPIENTRY
342 _mesa_PrimitiveRestartIndex(GLuint index
);
344 extern void GLAPIENTRY
345 _mesa_VertexAttribDivisor_no_error(GLuint index
, GLuint divisor
);
346 extern void GLAPIENTRY
347 _mesa_VertexAttribDivisor(GLuint index
, GLuint divisor
);
349 static inline unsigned
350 _mesa_primitive_restart_index(const struct gl_context
*ctx
,
353 /* From the OpenGL 4.3 core specification, page 302:
354 * "If both PRIMITIVE_RESTART and PRIMITIVE_RESTART_FIXED_INDEX are
355 * enabled, the index value determined by PRIMITIVE_RESTART_FIXED_INDEX
358 if (ctx
->Array
.PrimitiveRestartFixedIndex
) {
359 /* 1 -> 0xff, 2 -> 0xffff, 4 -> 0xffffffff */
360 return 0xffffffffu
>> 8 * (4 - index_size
);
363 return ctx
->Array
.RestartIndex
;
366 extern void GLAPIENTRY
367 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex
, GLuint buffer
,
368 GLintptr offset
, GLsizei stride
);
369 extern void GLAPIENTRY
370 _mesa_BindVertexBuffer(GLuint bindingIndex
, GLuint buffer
, GLintptr offset
,
374 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj
, GLuint bindingIndex
,
375 GLuint buffer
, GLintptr offset
,
377 extern void GLAPIENTRY
378 _mesa_VertexArrayVertexBuffer(GLuint vaobj
, GLuint bindingIndex
, GLuint buffer
,
379 GLintptr offset
, GLsizei stride
);
382 _mesa_BindVertexBuffers_no_error(GLuint first
, GLsizei count
,
383 const GLuint
*buffers
, const GLintptr
*offsets
,
384 const GLsizei
*strides
);
386 extern void GLAPIENTRY
387 _mesa_BindVertexBuffers(GLuint first
, GLsizei count
, const GLuint
*buffers
,
388 const GLintptr
*offsets
, const GLsizei
*strides
);
391 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj
, GLuint first
,
392 GLsizei count
, const GLuint
*buffers
,
393 const GLintptr
*offsets
,
394 const GLsizei
*strides
);
396 extern void GLAPIENTRY
397 _mesa_VertexArrayVertexBuffers(GLuint vaobj
, GLuint first
, GLsizei count
,
398 const GLuint
*buffers
,
399 const GLintptr
*offsets
, const GLsizei
*strides
);
401 extern void GLAPIENTRY
402 _mesa_VertexAttribFormat(GLuint attribIndex
, GLint size
, GLenum type
,
403 GLboolean normalized
, GLuint relativeOffset
);
405 extern void GLAPIENTRY
406 _mesa_VertexArrayAttribFormat(GLuint vaobj
, GLuint attribIndex
, GLint size
,
407 GLenum type
, GLboolean normalized
,
408 GLuint relativeOffset
);
410 extern void GLAPIENTRY
411 _mesa_VertexAttribIFormat(GLuint attribIndex
, GLint size
, GLenum type
,
412 GLuint relativeOffset
);
414 extern void GLAPIENTRY
415 _mesa_VertexArrayAttribIFormat(GLuint vaobj
, GLuint attribIndex
,
416 GLint size
, GLenum type
,
417 GLuint relativeOffset
);
419 extern void GLAPIENTRY
420 _mesa_VertexAttribLFormat(GLuint attribIndex
, GLint size
, GLenum type
,
421 GLuint relativeOffset
);
423 extern void GLAPIENTRY
424 _mesa_VertexArrayAttribLFormat(GLuint vaobj
, GLuint attribIndex
,
425 GLint size
, GLenum type
,
426 GLuint relativeOffset
);
429 _mesa_VertexAttribBinding_no_error(GLuint attribIndex
, GLuint bindingIndex
);
431 extern void GLAPIENTRY
432 _mesa_VertexAttribBinding(GLuint attribIndex
, GLuint bindingIndex
);
435 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj
, GLuint attribIndex
,
436 GLuint bindingIndex
);
438 extern void GLAPIENTRY
439 _mesa_VertexArrayAttribBinding(GLuint vaobj
, GLuint attribIndex
,
440 GLuint bindingIndex
);
442 extern void GLAPIENTRY
443 _mesa_VertexBindingDivisor(GLuint bindingIndex
, GLuint divisor
);
445 extern void GLAPIENTRY
446 _mesa_VertexArrayBindingDivisor(GLuint vaobj
, GLuint bindingIndex
, GLuint divisor
);
449 _mesa_copy_client_array(struct gl_context
*ctx
,
450 struct gl_vertex_array
*dst
,
451 struct gl_vertex_array
*src
);
454 _mesa_copy_vertex_attrib_array(struct gl_context
*ctx
,
455 struct gl_array_attributes
*dst
,
456 const struct gl_array_attributes
*src
);
459 _mesa_copy_vertex_buffer_binding(struct gl_context
*ctx
,
460 struct gl_vertex_buffer_binding
*dst
,
461 const struct gl_vertex_buffer_binding
*src
);
464 _mesa_print_arrays(struct gl_context
*ctx
);
467 _mesa_init_varray( struct gl_context
* ctx
);
470 _mesa_free_varray_data(struct gl_context
*ctx
);